20012113204 has 12 divisors (see below), whose sum is σ = 36864419200. Its totient is φ = 9479422008.

The previous prime is 20012113157. The next prime is 20012113229. The reversal of 20012113204 is 40231121002.

It is a super-2 number, since 2×20012113204² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 131658564 + ... + 131658715.

Almost surely, 2^20012113204 is an apocalyptic number.

It is an amenable number.

20012113204 is a deficient number, since it is larger than the sum of its proper divisors (16852305996).

20012113204 is a wasteful number, since it uses less digits than its factorization.

20012113204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 263317302 (or 263317300 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 20012113204 its reverse (40231121002), we get a palindrome (60243234206).

The spelling of 20012113204 in words is "twenty billion, twelve million, one hundred thirteen thousand, two hundred four".